40031032232 has 8 divisors (see below), whose sum is σ = 75058185450. Its totient is φ = 20015516112.

The previous prime is 40031032211. The next prime is 40031032253. The reversal of 40031032232 is 23223013004.

It is an interprime number because it is at equal distance from previous prime (40031032211) and next prime (40031032253).

It can be written as a sum of positive squares in only one way, i.e., 31319796676 + 8711235556 = 176974^2 + 93334^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2501939507 + ... + 2501939522.

Almost surely, 2^40031032232 is an apocalyptic number.

It is an amenable number.

40031032232 is a deficient number, since it is larger than the sum of its proper divisors (35027153218).

40031032232 is a wasteful number, since it uses less digits than its factorization.

40031032232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5003879035 (or 5003879031 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 40031032232 its reverse (23223013004), we get a palindrome (63254045236).

The spelling of 40031032232 in words is "forty billion, thirty-one million, thirty-two thousand, two hundred thirty-two".